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| author | Gabor Juhos <juhosg@openwrt.org> | 2013-02-15 13:38:23 +0000 |
|---|---|---|
| committer | John Crispin <blogic@openwrt.org> | 2013-02-19 09:36:32 +0100 |
| commit | 0a5f3b1c9f20eb44142e3b37662de15c944f759d (patch) | |
| tree | 4449da00868b3878745c6e18e666ca03e59be2c0 /arch/mips | |
| parent | e9c0d0aaa3a7a6e66135e8b44f3323143a635098 (diff) | |
| download | op-kernel-dev-0a5f3b1c9f20eb44142e3b37662de15c944f759d.zip op-kernel-dev-0a5f3b1c9f20eb44142e3b37662de15c944f759d.tar.gz | |
MIPS: ath79: add PCI controller registration code for the QCA955X SoCs
Add SoC specific PCI IRQ map, and register platform
devices for the two built-in PCIe RCs.
Cc: Rodriguez, Luis <rodrigue@qca.qualcomm.com>
Cc: Giori, Kathy <kgiori@qca.qualcomm.com>
Cc: QCA Linux Team <qca-linux-team@qca.qualcomm.com>
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/4951/
Signed-off-by: John Crispin <blogic@openwrt.org>
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/ath79/Kconfig | 2 | ||||
| -rw-r--r-- | arch/mips/ath79/pci.c | 36 | ||||
| -rw-r--r-- | arch/mips/include/asm/mach-ath79/ar71xx_regs.h | 13 |
3 files changed, 51 insertions, 0 deletions
diff --git a/arch/mips/ath79/Kconfig b/arch/mips/ath79/Kconfig index 77926e3..76a001e 100644 --- a/arch/mips/ath79/Kconfig +++ b/arch/mips/ath79/Kconfig @@ -90,6 +90,8 @@ config SOC_AR934X config SOC_QCA955X select USB_ARCH_HAS_EHCI + select HW_HAS_PCI + select PCI_AR724X if PCI def_bool n config PCI_AR724X diff --git a/arch/mips/ath79/pci.c b/arch/mips/ath79/pci.c index 4350c25..730c0b0 100644 --- a/arch/mips/ath79/pci.c +++ b/arch/mips/ath79/pci.c @@ -49,6 +49,21 @@ static const struct ath79_pci_irq ar724x_pci_irq_map[] __initconst = { } }; +static const struct ath79_pci_irq qca955x_pci_irq_map[] __initconst = { + { + .bus = 0, + .slot = 0, + .pin = 1, + .irq = ATH79_PCI_IRQ(0), + }, + { + .bus = 1, + .slot = 0, + .pin = 1, + .irq = ATH79_PCI_IRQ(1), + }, +}; + int __init pcibios_map_irq(const struct pci_dev *dev, uint8_t slot, uint8_t pin) { int irq = -1; @@ -64,6 +79,9 @@ int __init pcibios_map_irq(const struct pci_dev *dev, uint8_t slot, uint8_t pin) soc_is_ar9344()) { ath79_pci_irq_map = ar724x_pci_irq_map; ath79_pci_nr_irqs = ARRAY_SIZE(ar724x_pci_irq_map); + } else if (soc_is_qca955x()) { + ath79_pci_irq_map = qca955x_pci_irq_map; + ath79_pci_nr_irqs = ARRAY_SIZE(qca955x_pci_irq_map); } else { pr_crit("pci %s: invalid irq map\n", pci_name((struct pci_dev *) dev)); @@ -225,6 +243,24 @@ int __init ath79_register_pci(void) AR724X_PCI_MEM_SIZE, 0, ATH79_IP2_IRQ(0)); + } else if (soc_is_qca9558()) { + pdev = ath79_register_pci_ar724x(0, + QCA955X_PCI_CFG_BASE0, + QCA955X_PCI_CTRL_BASE0, + QCA955X_PCI_CRP_BASE0, + QCA955X_PCI_MEM_BASE0, + QCA955X_PCI_MEM_SIZE, + 0, + ATH79_IP2_IRQ(0)); + + pdev = ath79_register_pci_ar724x(1, + QCA955X_PCI_CFG_BASE1, + QCA955X_PCI_CTRL_BASE1, + QCA955X_PCI_CRP_BASE1, + QCA955X_PCI_MEM_BASE1, + QCA955X_PCI_MEM_SIZE, + 1, + ATH79_IP3_IRQ(2)); } else { /* No PCI support */ return -ENODEV; diff --git a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h index 4728212..b7fa9d1 100644 --- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h +++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h @@ -94,6 +94,19 @@ #define AR934X_SRIF_BASE (AR71XX_APB_BASE + 0x00116000) #define AR934X_SRIF_SIZE 0x1000 +#define QCA955X_PCI_MEM_BASE0 0x10000000 +#define QCA955X_PCI_MEM_BASE1 0x12000000 +#define QCA955X_PCI_MEM_SIZE 0x02000000 +#define QCA955X_PCI_CFG_BASE0 0x14000000 +#define QCA955X_PCI_CFG_BASE1 0x16000000 +#define QCA955X_PCI_CFG_SIZE 0x1000 +#define QCA955X_PCI_CRP_BASE0 (AR71XX_APB_BASE + 0x000c0000) +#define QCA955X_PCI_CRP_BASE1 (AR71XX_APB_BASE + 0x00250000) +#define QCA955X_PCI_CRP_SIZE 0x1000 +#define QCA955X_PCI_CTRL_BASE0 (AR71XX_APB_BASE + 0x000f0000) +#define QCA955X_PCI_CTRL_BASE1 (AR71XX_APB_BASE + 0x00280000) +#define QCA955X_PCI_CTRL_SIZE 0x100 + #define QCA955X_WMAC_BASE (AR71XX_APB_BASE + 0x00100000) #define QCA955X_WMAC_SIZE 0x20000 |
